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Petersburg Borough, Alaska facts for kids

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Petersburg Borough
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Map of Alaska highlighting Petersburg Borough
Location within the U.S. state of Alaska
Map of the United States highlighting Alaska
Alaska's location within the U.S.
Country  United States
State  Alaska
Incorporated January 3, 2013
Named for Petersburg
Seat Petersburg
Largest CDP Petersburg
Area
 • Total 3,829 sq mi (9,920 km2)
Population
 (2020)
 • Total 3,360
 • Density 0.8775/sq mi (0.3388/km2)
Time zone UTC−9 (Alaska)
 • Summer (DST) UTC−8 (ADT)
Congressional district At-large

Petersburg Borough is a special kind of county in the state of Alaska, United States. It is located in the southeastern part of Alaska. In 2020, about 3,398 people lived there. The main town and government center is called Petersburg.

History of Petersburg Borough

Petersburg Borough was officially created in 2013. It was formed from parts of two other areas. These were the Hoonah-Angoon Census Area and the old Petersburg Census Area. Before this, the Petersburg Census Area was made in 2008. This happened when the City and Borough of Wrangell became its own separate area.

Where is Petersburg Borough?

Petersburg Borough is located in the middle of Southeast Alaska. It covers a total area of about 3,829 square miles. Most of this area, about 2,921 square miles, is land. The rest, about 908 square miles, is water.

Neighboring Areas

Petersburg Borough shares borders with several other places. These include:

People in Petersburg Borough

Historical population
Census Pop.
2020 3,398
2023 (est.) 3,427
U.S. Decennial Census

As of the 2020 census, there were 3,398 people living in Petersburg Borough. This means there were about 0.89 people per square mile. There were also 1,718 homes in the area.

Towns and Places

Petersburg Borough has a few important communities within its borders.

City

Census-Designated Places

These are areas that are like towns but are not officially incorporated as cities.

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